SumoSprings Rear Helper Springs for Chevy Express and GMC Savanna Vans

SumoSprings Rear Helper Springs for Chevy Express and GMC Savanna VansRear SumoSprings or helper springs for Chevy Express and GMC Savanna vans , 2500 and 3500 Great for contractor vans, RV conversions or any loaded van. Sold in pairs. SumoSprings are a micro cellular urethane product designed to help reduce rear end sag and stabilize sway. They are a progressive spring with a very soft initial engagement. That means that as more weight is added, the harder they get and more they push back, providing support and control

For the 159" non extended and 136" wheel base vans we will need to get a height measurements off or your current brackets

They have an H shaped notch on the bottom similar to the upper window channel

Built in the USA by A-Z Covers LLC using top quality materials

3" aluminum body dissipates heat and resists corrosion

Consistent low temperature: Uses a standard household 120V outlet and  250W heating element for approximately 165°F

The smaller Mini Chief has been superseded by the Little Chief above that measures 24

Cargo rack inner dimensions: 53"L x 25"W x 5"H inner

This is an assortment of window insulation panels

Made in France

Photo shows both red and gold Konis for an MB - all will be red

Additional important information:

Click here for example photos of the carpet floor mats installed in the rear of a 15 Passenger Transit van